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-rw-r--r--include/asm-arm/plat-s3c/debug-macro.S75
-rw-r--r--include/asm-arm/plat-s3c/iic.h32
-rw-r--r--include/asm-arm/plat-s3c/map.h40
-rw-r--r--include/asm-arm/plat-s3c/nand.h45
-rw-r--r--include/asm-arm/plat-s3c/regs-ac97.h67
-rw-r--r--include/asm-arm/plat-s3c/regs-adc.h60
-rw-r--r--include/asm-arm/plat-s3c/regs-iic.h56
-rw-r--r--include/asm-arm/plat-s3c/regs-nand.h123
-rw-r--r--include/asm-arm/plat-s3c/regs-rtc.h61
-rw-r--r--include/asm-arm/plat-s3c/regs-serial.h232
-rw-r--r--include/asm-arm/plat-s3c/regs-timer.h106
-rw-r--r--include/asm-arm/plat-s3c/regs-watchdog.h41
-rw-r--r--include/asm-arm/plat-s3c/uncompress.h155
13 files changed, 1093 insertions, 0 deletions
diff --git a/include/asm-arm/plat-s3c/debug-macro.S b/include/asm-arm/plat-s3c/debug-macro.S
new file mode 100644
index 000000000000..84c40b847da8
--- /dev/null
+++ b/include/asm-arm/plat-s3c/debug-macro.S
@@ -0,0 +1,75 @@
+/* linux/include/asm-arm/plat-s3c/debug-macro.S
+ *
+ * Copyright 2005, 2007 Simtec Electronics
+ * http://armlinux.simtec.co.uk/
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <asm/plat-s3c/regs-serial.h>
+
+/* The S3C2440 implementations are used by default as they are the
+ * most widely re-used */
+
+ .macro fifo_level_s3c2440 rd, rx
+ ldr \rd, [ \rx, # S3C2410_UFSTAT ]
+ and \rd, \rd, #S3C2440_UFSTAT_TXMASK
+ .endm
+
+#ifndef fifo_level
+#define fifo_level fifo_level_s3c2410
+#endif
+
+ .macro fifo_full_s3c2440 rd, rx
+ ldr \rd, [ \rx, # S3C2410_UFSTAT ]
+ tst \rd, #S3C2440_UFSTAT_TXFULL
+ .endm
+
+#ifndef fifo_full
+#define fifo_full fifo_full_s3c2440
+#endif
+
+ .macro senduart,rd,rx
+ strb \rd, [\rx, # S3C2410_UTXH ]
+ .endm
+
+ .macro busyuart, rd, rx
+ ldr \rd, [ \rx, # S3C2410_UFCON ]
+ tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled?
+ beq 1001f @
+ @ FIFO enabled...
+1003:
+ fifo_full \rd, \rx
+ bne 1003b
+ b 1002f
+
+1001:
+ @ busy waiting for non fifo
+ ldr \rd, [ \rx, # S3C2410_UTRSTAT ]
+ tst \rd, #S3C2410_UTRSTAT_TXFE
+ beq 1001b
+
+1002: @ exit busyuart
+ .endm
+
+ .macro waituart,rd,rx
+ ldr \rd, [ \rx, # S3C2410_UFCON ]
+ tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled?
+ beq 1001f @
+ @ FIFO enabled...
+1003:
+ fifo_level \rd, \rx
+ teq \rd, #0
+ bne 1003b
+ b 1002f
+1001:
+ @ idle waiting for non fifo
+ ldr \rd, [ \rx, # S3C2410_UTRSTAT ]
+ tst \rd, #S3C2410_UTRSTAT_TXFE
+ beq 1001b
+
+1002: @ exit busyuart
+ .endm
diff --git a/include/asm-arm/plat-s3c/iic.h b/include/asm-arm/plat-s3c/iic.h
new file mode 100644
index 000000000000..71211c8b5384
--- /dev/null
+++ b/include/asm-arm/plat-s3c/iic.h
@@ -0,0 +1,32 @@
+/* linux/include/asm-arm/arch-s3c2410/iic.h
+ *
+ * Copyright (c) 2004 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - I2C Controller platfrom_device info
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_IIC_H
+#define __ASM_ARCH_IIC_H __FILE__
+
+#define S3C_IICFLG_FILTER (1<<0) /* enable s3c2440 filter */
+
+/* Notes:
+ * 1) All frequencies are expressed in Hz
+ * 2) A value of zero is `do not care`
+*/
+
+struct s3c2410_platform_i2c {
+ unsigned int flags;
+ unsigned int slave_addr; /* slave address for controller */
+ unsigned long bus_freq; /* standard bus frequency */
+ unsigned long max_freq; /* max frequency for the bus */
+ unsigned long min_freq; /* min frequency for the bus */
+ unsigned int sda_delay; /* pclks (s3c2440 only) */
+};
+
+#endif /* __ASM_ARCH_IIC_H */
diff --git a/include/asm-arm/plat-s3c/map.h b/include/asm-arm/plat-s3c/map.h
new file mode 100644
index 000000000000..95a82b0e84a1
--- /dev/null
+++ b/include/asm-arm/plat-s3c/map.h
@@ -0,0 +1,40 @@
+/* linux/include/asm-arm/plat-s3c/map.h
+ *
+ * Copyright 2003, 2007 Simtec Electronics
+ * http://armlinux.simtec.co.uk/
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - Memory map definitions (virtual addresses)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_PLAT_MAP_H
+#define __ASM_PLAT_MAP_H __FILE__
+
+/* Fit all our registers in at 0xF4000000 upwards, trying to use as
+ * little of the VA space as possible so vmalloc and friends have a
+ * better chance of getting memory.
+ *
+ * we try to ensure stuff like the IRQ registers are available for
+ * an single MOVS instruction (ie, only 8 bits of set data)
+ */
+
+#define S3C_ADDR_BASE (0xF4000000)
+
+#ifndef __ASSEMBLY__
+#define S3C_ADDR(x) ((void __iomem __force *)S3C_ADDR_BASE + (x))
+#else
+#define S3C_ADDR(x) (S3C_ADDR_BASE + (x))
+#endif
+
+#define S3C_VA_IRQ S3C_ADDR(0x000000000) /* irq controller(s) */
+#define S3C_VA_SYS S3C_ADDR(0x001000000) /* system control */
+#define S3C_VA_MEM S3C_ADDR(0x002000000) /* system control */
+#define S3C_VA_TIMER S3C_ADDR(0x003000000) /* timer block */
+#define S3C_VA_WATCHDOG S3C_ADDR(0x004000000) /* watchdog */
+#define S3C_VA_UART S3C_ADDR(0x010000000) /* UART */
+
+#endif /* __ASM_PLAT_MAP_H */
diff --git a/include/asm-arm/plat-s3c/nand.h b/include/asm-arm/plat-s3c/nand.h
new file mode 100644
index 000000000000..8816f7f9cee1
--- /dev/null
+++ b/include/asm-arm/plat-s3c/nand.h
@@ -0,0 +1,45 @@
+/* linux/include/asm-arm/arch-s3c2410/nand.h
+ *
+ * Copyright (c) 2004 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - NAND device controller platfrom_device info
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/* struct s3c2410_nand_set
+ *
+ * define an set of one or more nand chips registered with an unique mtd
+ *
+ * nr_chips = number of chips in this set
+ * nr_partitions = number of partitions pointed to be partitoons (or zero)
+ * name = name of set (optional)
+ * nr_map = map for low-layer logical to physical chip numbers (option)
+ * partitions = mtd partition list
+*/
+
+struct s3c2410_nand_set {
+ int nr_chips;
+ int nr_partitions;
+ char *name;
+ int *nr_map;
+ struct mtd_partition *partitions;
+};
+
+struct s3c2410_platform_nand {
+ /* timing information for controller, all times in nanoseconds */
+
+ int tacls; /* time for active CLE/ALE to nWE/nOE */
+ int twrph0; /* active time for nWE/nOE */
+ int twrph1; /* time for release CLE/ALE from nWE/nOE inactive */
+
+ int nr_sets;
+ struct s3c2410_nand_set *sets;
+
+ void (*select_chip)(struct s3c2410_nand_set *,
+ int chip);
+};
+
diff --git a/include/asm-arm/plat-s3c/regs-ac97.h b/include/asm-arm/plat-s3c/regs-ac97.h
new file mode 100644
index 000000000000..b004dee6bcaf
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-ac97.h
@@ -0,0 +1,67 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-ac97.h
+ *
+ * Copyright (c) 2006 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2440 AC97 Controller
+*/
+
+#ifndef __ASM_ARCH_REGS_AC97_H
+#define __ASM_ARCH_REGS_AC97_H __FILE__
+
+#define S3C_AC97_GLBCTRL (0x00)
+
+#define S3C_AC97_GLBCTRL_CODECREADYIE (1<<22)
+#define S3C_AC97_GLBCTRL_PCMOUTURIE (1<<21)
+#define S3C_AC97_GLBCTRL_PCMINORIE (1<<20)
+#define S3C_AC97_GLBCTRL_MICINORIE (1<<19)
+#define S3C_AC97_GLBCTRL_PCMOUTTIE (1<<18)
+#define S3C_AC97_GLBCTRL_PCMINTIE (1<<17)
+#define S3C_AC97_GLBCTRL_MICINTIE (1<<16)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_OFF (0<<12)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_PIO (1<<12)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_DMA (2<<12)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_MASK (3<<12)
+#define S3C_AC97_GLBCTRL_PCMINTM_OFF (0<<10)
+#define S3C_AC97_GLBCTRL_PCMINTM_PIO (1<<10)
+#define S3C_AC97_GLBCTRL_PCMINTM_DMA (2<<10)
+#define S3C_AC97_GLBCTRL_PCMINTM_MASK (3<<10)
+#define S3C_AC97_GLBCTRL_MICINTM_OFF (0<<8)
+#define S3C_AC97_GLBCTRL_MICINTM_PIO (1<<8)
+#define S3C_AC97_GLBCTRL_MICINTM_DMA (2<<8)
+#define S3C_AC97_GLBCTRL_MICINTM_MASK (3<<8)
+#define S3C_AC97_GLBCTRL_TRANSFERDATAENABLE (1<<3)
+#define S3C_AC97_GLBCTRL_ACLINKON (1<<2)
+#define S3C_AC97_GLBCTRL_WARMRESET (1<<1)
+#define S3C_AC97_GLBCTRL_COLDRESET (1<<0)
+
+#define S3C_AC97_GLBSTAT (0x04)
+
+#define S3C_AC97_GLBSTAT_CODECREADY (1<<22)
+#define S3C_AC97_GLBSTAT_PCMOUTUR (1<<21)
+#define S3C_AC97_GLBSTAT_PCMINORI (1<<20)
+#define S3C_AC97_GLBSTAT_MICINORI (1<<19)
+#define S3C_AC97_GLBSTAT_PCMOUTTI (1<<18)
+#define S3C_AC97_GLBSTAT_PCMINTI (1<<17)
+#define S3C_AC97_GLBSTAT_MICINTI (1<<16)
+#define S3C_AC97_GLBSTAT_MAINSTATE_IDLE (0<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_INIT (1<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_READY (2<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE (3<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_LP (4<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_WARM (5<<0)
+
+#define S3C_AC97_CODEC_CMD (0x08)
+
+#define S3C_AC97_CODEC_CMD_READ (1<<23)
+
+#define S3C_AC97_STAT (0x0c)
+#define S3C_AC97_PCM_ADDR (0x10)
+#define S3C_AC97_PCM_DATA (0x18)
+#define S3C_AC97_MIC_DATA (0x1C)
+
+#endif /* __ASM_ARCH_REGS_AC97_H */
diff --git a/include/asm-arm/plat-s3c/regs-adc.h b/include/asm-arm/plat-s3c/regs-adc.h
new file mode 100644
index 000000000000..c7f231963e76
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-adc.h
@@ -0,0 +1,60 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-adc.h
+ *
+ * Copyright (c) 2004 Shannon Holland <holland@loser.net>
+ *
+ * This program is free software; yosu can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 ADC registers
+*/
+
+#ifndef __ASM_ARCH_REGS_ADC_H
+#define __ASM_ARCH_REGS_ADC_H "regs-adc.h"
+
+#define S3C2410_ADCREG(x) (x)
+
+#define S3C2410_ADCCON S3C2410_ADCREG(0x00)
+#define S3C2410_ADCTSC S3C2410_ADCREG(0x04)
+#define S3C2410_ADCDLY S3C2410_ADCREG(0x08)
+#define S3C2410_ADCDAT0 S3C2410_ADCREG(0x0C)
+#define S3C2410_ADCDAT1 S3C2410_ADCREG(0x10)
+
+
+/* ADCCON Register Bits */
+#define S3C2410_ADCCON_ECFLG (1<<15)
+#define S3C2410_ADCCON_PRSCEN (1<<14)
+#define S3C2410_ADCCON_PRSCVL(x) (((x)&0xFF)<<6)
+#define S3C2410_ADCCON_PRSCVLMASK (0xFF<<6)
+#define S3C2410_ADCCON_SELMUX(x) (((x)&0x7)<<3)
+#define S3C2410_ADCCON_MUXMASK (0x7<<3)
+#define S3C2410_ADCCON_STDBM (1<<2)
+#define S3C2410_ADCCON_READ_START (1<<1)
+#define S3C2410_ADCCON_ENABLE_START (1<<0)
+#define S3C2410_ADCCON_STARTMASK (0x3<<0)
+
+
+/* ADCTSC Register Bits */
+#define S3C2410_ADCTSC_YM_SEN (1<<7)
+#define S3C2410_ADCTSC_YP_SEN (1<<6)
+#define S3C2410_ADCTSC_XM_SEN (1<<5)
+#define S3C2410_ADCTSC_XP_SEN (1<<4)
+#define S3C2410_ADCTSC_PULL_UP_DISABLE (1<<3)
+#define S3C2410_ADCTSC_AUTO_PST (1<<2)
+#define S3C2410_ADCTSC_XY_PST(x) (((x)&0x3)<<0)
+
+/* ADCDAT0 Bits */
+#define S3C2410_ADCDAT0_UPDOWN (1<<15)
+#define S3C2410_ADCDAT0_AUTO_PST (1<<14)
+#define S3C2410_ADCDAT0_XY_PST (0x3<<12)
+#define S3C2410_ADCDAT0_XPDATA_MASK (0x03FF)
+
+/* ADCDAT1 Bits */
+#define S3C2410_ADCDAT1_UPDOWN (1<<15)
+#define S3C2410_ADCDAT1_AUTO_PST (1<<14)
+#define S3C2410_ADCDAT1_XY_PST (0x3<<12)
+#define S3C2410_ADCDAT1_YPDATA_MASK (0x03FF)
+
+#endif /* __ASM_ARCH_REGS_ADC_H */
+
+
diff --git a/include/asm-arm/plat-s3c/regs-iic.h b/include/asm-arm/plat-s3c/regs-iic.h
new file mode 100644
index 000000000000..2ae29522f253
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-iic.h
@@ -0,0 +1,56 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-iic.h
+ *
+ * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 I2C Controller
+*/
+
+#ifndef __ASM_ARCH_REGS_IIC_H
+#define __ASM_ARCH_REGS_IIC_H __FILE__
+
+/* see s3c2410x user guide, v1.1, section 9 (p447) for more info */
+
+#define S3C2410_IICREG(x) (x)
+
+#define S3C2410_IICCON S3C2410_IICREG(0x00)
+#define S3C2410_IICSTAT S3C2410_IICREG(0x04)
+#define S3C2410_IICADD S3C2410_IICREG(0x08)
+#define S3C2410_IICDS S3C2410_IICREG(0x0C)
+#define S3C2440_IICLC S3C2410_IICREG(0x10)
+
+#define S3C2410_IICCON_ACKEN (1<<7)
+#define S3C2410_IICCON_TXDIV_16 (0<<6)
+#define S3C2410_IICCON_TXDIV_512 (1<<6)
+#define S3C2410_IICCON_IRQEN (1<<5)
+#define S3C2410_IICCON_IRQPEND (1<<4)
+#define S3C2410_IICCON_SCALE(x) ((x)&15)
+#define S3C2410_IICCON_SCALEMASK (0xf)
+
+#define S3C2410_IICSTAT_MASTER_RX (2<<6)
+#define S3C2410_IICSTAT_MASTER_TX (3<<6)
+#define S3C2410_IICSTAT_SLAVE_RX (0<<6)
+#define S3C2410_IICSTAT_SLAVE_TX (1<<6)
+#define S3C2410_IICSTAT_MODEMASK (3<<6)
+
+#define S3C2410_IICSTAT_START (1<<5)
+#define S3C2410_IICSTAT_BUSBUSY (1<<5)
+#define S3C2410_IICSTAT_TXRXEN (1<<4)
+#define S3C2410_IICSTAT_ARBITR (1<<3)
+#define S3C2410_IICSTAT_ASSLAVE (1<<2)
+#define S3C2410_IICSTAT_ADDR0 (1<<1)
+#define S3C2410_IICSTAT_LASTBIT (1<<0)
+
+#define S3C2410_IICLC_SDA_DELAY0 (0 << 0)
+#define S3C2410_IICLC_SDA_DELAY5 (1 << 0)
+#define S3C2410_IICLC_SDA_DELAY10 (2 << 0)
+#define S3C2410_IICLC_SDA_DELAY15 (3 << 0)
+#define S3C2410_IICLC_SDA_DELAY_MASK (3 << 0)
+
+#define S3C2410_IICLC_FILTER_ON (1<<2)
+
+#endif /* __ASM_ARCH_REGS_IIC_H */
diff --git a/include/asm-arm/plat-s3c/regs-nand.h b/include/asm-arm/plat-s3c/regs-nand.h
new file mode 100644
index 000000000000..b824d371ae0b
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-nand.h
@@ -0,0 +1,123 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-nand.h
+ *
+ * Copyright (c) 2004,2005 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 NAND register definitions
+*/
+
+#ifndef __ASM_ARM_REGS_NAND
+#define __ASM_ARM_REGS_NAND "$Id: nand.h,v 1.3 2003/12/09 11:36:29 ben Exp $"
+
+
+#define S3C2410_NFREG(x) (x)
+
+#define S3C2410_NFCONF S3C2410_NFREG(0x00)
+#define S3C2410_NFCMD S3C2410_NFREG(0x04)
+#define S3C2410_NFADDR S3C2410_NFREG(0x08)
+#define S3C2410_NFDATA S3C2410_NFREG(0x0C)
+#define S3C2410_NFSTAT S3C2410_NFREG(0x10)
+#define S3C2410_NFECC S3C2410_NFREG(0x14)
+
+#define S3C2440_NFCONT S3C2410_NFREG(0x04)
+#define S3C2440_NFCMD S3C2410_NFREG(0x08)
+#define S3C2440_NFADDR S3C2410_NFREG(0x0C)
+#define S3C2440_NFDATA S3C2410_NFREG(0x10)
+#define S3C2440_NFECCD0 S3C2410_NFREG(0x14)
+#define S3C2440_NFECCD1 S3C2410_NFREG(0x18)
+#define S3C2440_NFECCD S3C2410_NFREG(0x1C)
+#define S3C2440_NFSTAT S3C2410_NFREG(0x20)
+#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24)
+#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28)
+#define S3C2440_NFMECC0 S3C2410_NFREG(0x2C)
+#define S3C2440_NFMECC1 S3C2410_NFREG(0x30)
+#define S3C2440_NFSECC S3C24E10_NFREG(0x34)
+#define S3C2440_NFSBLK S3C2410_NFREG(0x38)
+#define S3C2440_NFEBLK S3C2410_NFREG(0x3C)
+
+#define S3C2412_NFSBLK S3C2410_NFREG(0x20)
+#define S3C2412_NFEBLK S3C2410_NFREG(0x24)
+#define S3C2412_NFSTAT S3C2410_NFREG(0x28)
+#define S3C2412_NFMECC_ERR0 S3C2410_NFREG(0x2C)
+#define S3C2412_NFMECC_ERR1 S3C2410_NFREG(0x30)
+#define S3C2412_NFMECC0 S3C2410_NFREG(0x34)
+#define S3C2412_NFMECC1 S3C2410_NFREG(0x38)
+#define S3C2412_NFSECC S3C2410_NFREG(0x3C)
+
+#define S3C2410_NFCONF_EN (1<<15)
+#define S3C2410_NFCONF_512BYTE (1<<14)
+#define S3C2410_NFCONF_4STEP (1<<13)
+#define S3C2410_NFCONF_INITECC (1<<12)
+#define S3C2410_NFCONF_nFCE (1<<11)
+#define S3C2410_NFCONF_TACLS(x) ((x)<<8)
+#define S3C2410_NFCONF_TWRPH0(x) ((x)<<4)
+#define S3C2410_NFCONF_TWRPH1(x) ((x)<<0)
+
+#define S3C2410_NFSTAT_BUSY (1<<0)
+
+#define S3C2440_NFCONF_BUSWIDTH_8 (0<<0)
+#define S3C2440_NFCONF_BUSWIDTH_16 (1<<0)
+#define S3C2440_NFCONF_ADVFLASH (1<<3)
+#define S3C2440_NFCONF_TACLS(x) ((x)<<12)
+#define S3C2440_NFCONF_TWRPH0(x) ((x)<<8)
+#define S3C2440_NFCONF_TWRPH1(x) ((x)<<4)
+
+#define S3C2440_NFCONT_LOCKTIGHT (1<<13)
+#define S3C2440_NFCONT_SOFTLOCK (1<<12)
+#define S3C2440_NFCONT_ILLEGALACC_EN (1<<10)
+#define S3C2440_NFCONT_RNBINT_EN (1<<9)
+#define S3C2440_NFCONT_RN_FALLING (1<<8)
+#define S3C2440_NFCONT_SPARE_ECCLOCK (1<<6)
+#define S3C2440_NFCONT_MAIN_ECCLOCK (1<<5)
+#define S3C2440_NFCONT_INITECC (1<<4)
+#define S3C2440_NFCONT_nFCE (1<<1)
+#define S3C2440_NFCONT_ENABLE (1<<0)
+
+#define S3C2440_NFSTAT_READY (1<<0)
+#define S3C2440_NFSTAT_nCE (1<<1)
+#define S3C2440_NFSTAT_RnB_CHANGE (1<<2)
+#define S3C2440_NFSTAT_ILLEGAL_ACCESS (1<<3)
+
+#define S3C2412_NFCONF_NANDBOOT (1<<31)
+#define S3C2412_NFCONF_ECCCLKCON (1<<30)
+#define S3C2412_NFCONF_ECC_MLC (1<<24)
+#define S3C2412_NFCONF_TACLS_MASK (7<<12) /* 1 extra bit of Tacls */
+
+#define S3C2412_NFCONT_ECC4_DIRWR (1<<18)
+#define S3C2412_NFCONT_LOCKTIGHT (1<<17)
+#define S3C2412_NFCONT_SOFTLOCK (1<<16)
+#define S3C2412_NFCONT_ECC4_ENCINT (1<<13)
+#define S3C2412_NFCONT_ECC4_DECINT (1<<12)
+#define S3C2412_NFCONT_MAIN_ECC_LOCK (1<<7)
+#define S3C2412_NFCONT_INIT_MAIN_ECC (1<<5)
+#define S3C2412_NFCONT_nFCE1 (1<<2)
+#define S3C2412_NFCONT_nFCE0 (1<<1)
+
+#define S3C2412_NFSTAT_ECC_ENCDONE (1<<7)
+#define S3C2412_NFSTAT_ECC_DECDONE (1<<6)
+#define S3C2412_NFSTAT_ILLEGAL_ACCESS (1<<5)
+#define S3C2412_NFSTAT_RnB_CHANGE (1<<4)
+#define S3C2412_NFSTAT_nFCE1 (1<<3)
+#define S3C2412_NFSTAT_nFCE0 (1<<2)
+#define S3C2412_NFSTAT_Res1 (1<<1)
+#define S3C2412_NFSTAT_READY (1<<0)
+
+#define S3C2412_NFECCERR_SERRDATA(x) (((x) >> 21) & 0xf)
+#define S3C2412_NFECCERR_SERRBIT(x) (((x) >> 18) & 0x7)
+#define S3C2412_NFECCERR_MERRDATA(x) (((x) >> 7) & 0x3ff)
+#define S3C2412_NFECCERR_MERRBIT(x) (((x) >> 4) & 0x7)
+#define S3C2412_NFECCERR_SPARE_ERR(x) (((x) >> 2) & 0x3)
+#define S3C2412_NFECCERR_MAIN_ERR(x) (((x) >> 2) & 0x3)
+#define S3C2412_NFECCERR_NONE (0)
+#define S3C2412_NFECCERR_1BIT (1)
+#define S3C2412_NFECCERR_MULTIBIT (2)
+#define S3C2412_NFECCERR_ECCAREA (3)
+
+
+
+#endif /* __ASM_ARM_REGS_NAND */
+
diff --git a/include/asm-arm/plat-s3c/regs-rtc.h b/include/asm-arm/plat-s3c/regs-rtc.h
new file mode 100644
index 000000000000..93b03c49710a
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-rtc.h
@@ -0,0 +1,61 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-rtc.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 Internal RTC register definition
+*/
+
+#ifndef __ASM_ARCH_REGS_RTC_H
+#define __ASM_ARCH_REGS_RTC_H __FILE__
+
+#define S3C2410_RTCREG(x) (x)
+
+#define S3C2410_RTCCON S3C2410_RTCREG(0x40)
+#define S3C2410_RTCCON_RTCEN (1<<0)
+#define S3C2410_RTCCON_CLKSEL (1<<1)
+#define S3C2410_RTCCON_CNTSEL (1<<2)
+#define S3C2410_RTCCON_CLKRST (1<<3)
+
+#define S3C2410_TICNT S3C2410_RTCREG(0x44)
+#define S3C2410_TICNT_ENABLE (1<<7)
+
+#define S3C2410_RTCALM S3C2410_RTCREG(0x50)
+#define S3C2410_RTCALM_ALMEN (1<<6)
+#define S3C2410_RTCALM_YEAREN (1<<5)
+#define S3C2410_RTCALM_MONEN (1<<4)
+#define S3C2410_RTCALM_DAYEN (1<<3)
+#define S3C2410_RTCALM_HOUREN (1<<2)
+#define S3C2410_RTCALM_MINEN (1<<1)
+#define S3C2410_RTCALM_SECEN (1<<0)
+
+#define S3C2410_RTCALM_ALL \
+ S3C2410_RTCALM_ALMEN | S3C2410_RTCALM_YEAREN | S3C2410_RTCALM_MONEN |\
+ S3C2410_RTCALM_DAYEN | S3C2410_RTCALM_HOUREN | S3C2410_RTCALM_MINEN |\
+ S3C2410_RTCALM_SECEN
+
+
+#define S3C2410_ALMSEC S3C2410_RTCREG(0x54)
+#define S3C2410_ALMMIN S3C2410_RTCREG(0x58)
+#define S3C2410_ALMHOUR S3C2410_RTCREG(0x5c)
+
+#define S3C2410_ALMDATE S3C2410_RTCREG(0x60)
+#define S3C2410_ALMMON S3C2410_RTCREG(0x64)
+#define S3C2410_ALMYEAR S3C2410_RTCREG(0x68)
+
+#define S3C2410_RTCRST S3C2410_RTCREG(0x6c)
+
+#define S3C2410_RTCSEC S3C2410_RTCREG(0x70)
+#define S3C2410_RTCMIN S3C2410_RTCREG(0x74)
+#define S3C2410_RTCHOUR S3C2410_RTCREG(0x78)
+#define S3C2410_RTCDATE S3C2410_RTCREG(0x7c)
+#define S3C2410_RTCDAY S3C2410_RTCREG(0x80)
+#define S3C2410_RTCMON S3C2410_RTCREG(0x84)
+#define S3C2410_RTCYEAR S3C2410_RTCREG(0x88)
+
+
+#endif /* __ASM_ARCH_REGS_RTC_H */
diff --git a/include/asm-arm/plat-s3c/regs-serial.h b/include/asm-arm/plat-s3c/regs-serial.h
new file mode 100644
index 000000000000..923e114db663
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-serial.h
@@ -0,0 +1,232 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-serial.h
+ *
+ * From linux/include/asm-arm/hardware/serial_s3c2410.h
+ *
+ * Internal header file for Samsung S3C2410 serial ports (UART0-2)
+ *
+ * Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ *
+ * Additional defines, (c) 2003 Simtec Electronics (linux@simtec.co.uk)
+ *
+ * Adapted from:
+ *
+ * Internal header file for MX1ADS serial ports (UART1 & 2)
+ *
+ * Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#ifndef __ASM_ARM_REGS_SERIAL_H
+#define __ASM_ARM_REGS_SERIAL_H
+
+#define S3C24XX_VA_UART0 (S3C_VA_UART)
+#define S3C24XX_VA_UART1 (S3C_VA_UART + 0x4000 )
+#define S3C24XX_VA_UART2 (S3C_VA_UART + 0x8000 )
+#define S3C24XX_VA_UART3 (S3C_VA_UART + 0xC000 )
+
+#define S3C2410_PA_UART0 (S3C24XX_PA_UART)
+#define S3C2410_PA_UART1 (S3C24XX_PA_UART + 0x4000 )
+#define S3C2410_PA_UART2 (S3C24XX_PA_UART + 0x8000 )
+#define S3C2443_PA_UART3 (S3C24XX_PA_UART + 0xC000 )
+
+#define S3C2410_URXH (0x24)
+#define S3C2410_UTXH (0x20)
+#define S3C2410_ULCON (0x00)
+#define S3C2410_UCON (0x04)
+#define S3C2410_UFCON (0x08)
+#define S3C2410_UMCON (0x0C)
+#define S3C2410_UBRDIV (0x28)
+#define S3C2410_UTRSTAT (0x10)
+#define S3C2410_UERSTAT (0x14)
+#define S3C2410_UFSTAT (0x18)
+#define S3C2410_UMSTAT (0x1C)
+
+#define S3C2410_LCON_CFGMASK ((0xF<<3)|(0x3))
+
+#define S3C2410_LCON_CS5 (0x0)
+#define S3C2410_LCON_CS6 (0x1)
+#define S3C2410_LCON_CS7 (0x2)
+#define S3C2410_LCON_CS8 (0x3)
+#define S3C2410_LCON_CSMASK (0x3)
+
+#define S3C2410_LCON_PNONE (0x0)
+#define S3C2410_LCON_PEVEN (0x5 << 3)
+#define S3C2410_LCON_PODD (0x4 << 3)
+#define S3C2410_LCON_PMASK (0x7 << 3)
+
+#define S3C2410_LCON_STOPB (1<<2)
+#define S3C2410_LCON_IRM (1<<6)
+
+#define S3C2440_UCON_CLKMASK (3<<10)
+#define S3C2440_UCON_PCLK (0<<10)
+#define S3C2440_UCON_UCLK (1<<10)
+#define S3C2440_UCON_PCLK2 (2<<10)
+#define S3C2440_UCON_FCLK (3<<10)
+#define S3C2443_UCON_EPLL (3<<10)
+
+#define S3C2440_UCON2_FCLK_EN (1<<15)
+#define S3C2440_UCON0_DIVMASK (15 << 12)
+#define S3C2440_UCON1_DIVMASK (15 << 12)
+#define S3C2440_UCON2_DIVMASK (7 << 12)
+#define S3C2440_UCON_DIVSHIFT (12)
+
+#define S3C2412_UCON_CLKMASK (3<<10)
+#define S3C2412_UCON_UCLK (1<<10)
+#define S3C2412_UCON_USYSCLK (3<<10)
+#define S3C2412_UCON_PCLK (0<<10)
+#define S3C2412_UCON_PCLK2 (2<<10)
+
+#define S3C2410_UCON_UCLK (1<<10)
+#define S3C2410_UCON_SBREAK (1<<4)
+
+#define S3C2410_UCON_TXILEVEL (1<<9)
+#define S3C2410_UCON_RXILEVEL (1<<8)
+#define S3C2410_UCON_TXIRQMODE (1<<2)
+#define S3C2410_UCON_RXIRQMODE (1<<0)
+#define S3C2410_UCON_RXFIFO_TOI (1<<7)
+#define S3C2443_UCON_RXERR_IRQEN (1<<6)
+#define S3C2443_UCON_LOOPBACK (1<<5)
+
+#define S3C2410_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
+ S3C2410_UCON_RXILEVEL | \
+ S3C2410_UCON_TXIRQMODE | \
+ S3C2410_UCON_RXIRQMODE | \
+ S3C2410_UCON_RXFIFO_TOI)
+
+#define S3C2410_UFCON_FIFOMODE (1<<0)
+#define S3C2410_UFCON_TXTRIG0 (0<<6)
+#define S3C2410_UFCON_RXTRIG8 (1<<4)
+#define S3C2410_UFCON_RXTRIG12 (2<<4)
+
+/* S3C2440 FIFO trigger levels */
+#define S3C2440_UFCON_RXTRIG1 (0<<4)
+#define S3C2440_UFCON_RXTRIG8 (1<<4)
+#define S3C2440_UFCON_RXTRIG16 (2<<4)
+#define S3C2440_UFCON_RXTRIG32 (3<<4)
+
+#define S3C2440_UFCON_TXTRIG0 (0<<6)
+#define S3C2440_UFCON_TXTRIG16 (1<<6)
+#define S3C2440_UFCON_TXTRIG32 (2<<6)
+#define S3C2440_UFCON_TXTRIG48 (3<<6)
+
+#define S3C2410_UFCON_RESETBOTH (3<<1)
+#define S3C2410_UFCON_RESETTX (1<<2)
+#define S3C2410_UFCON_RESETRX (1<<1)
+
+#define S3C2410_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
+ S3C2410_UFCON_TXTRIG0 | \
+ S3C2410_UFCON_RXTRIG8 )
+
+#define S3C2410_UMCOM_AFC (1<<4)
+#define S3C2410_UMCOM_RTS_LOW (1<<0)
+
+#define S3C2412_UMCON_AFC_63 (0<<5) /* same as s3c2443 */
+#define S3C2412_UMCON_AFC_56 (1<<5)
+#define S3C2412_UMCON_AFC_48 (2<<5)
+#define S3C2412_UMCON_AFC_40 (3<<5)
+#define S3C2412_UMCON_AFC_32 (4<<5)
+#define S3C2412_UMCON_AFC_24 (5<<5)
+#define S3C2412_UMCON_AFC_16 (6<<5)
+#define S3C2412_UMCON_AFC_8 (7<<5)
+
+#define S3C2410_UFSTAT_TXFULL (1<<9)
+#define S3C2410_UFSTAT_RXFULL (1<<8)
+#define S3C2410_UFSTAT_TXMASK (15<<4)
+#define S3C2410_UFSTAT_TXSHIFT (4)
+#define S3C2410_UFSTAT_RXMASK (15<<0)
+#define S3C2410_UFSTAT_RXSHIFT (0)
+
+/* UFSTAT S3C2443 same as S3C2440 */
+#define S3C2440_UFSTAT_TXFULL (1<<14)
+#define S3C2440_UFSTAT_RXFULL (1<<6)
+#define S3C2440_UFSTAT_TXSHIFT (8)
+#define S3C2440_UFSTAT_RXSHIFT (0)
+#define S3C2440_UFSTAT_TXMASK (63<<8)
+#define S3C2440_UFSTAT_RXMASK (63)
+
+#define S3C2410_UTRSTAT_TXE (1<<2)
+#define S3C2410_UTRSTAT_TXFE (1<<1)
+#define S3C2410_UTRSTAT_RXDR (1<<0)
+
+#define S3C2410_UERSTAT_OVERRUN (1<<0)
+#define S3C2410_UERSTAT_FRAME (1<<2)
+#define S3C2410_UERSTAT_BREAK (1<<3)
+#define S3C2443_UERSTAT_PARITY (1<<1)
+
+#define S3C2410_UERSTAT_ANY (S3C2410_UERSTAT_OVERRUN | \
+ S3C2410_UERSTAT_FRAME | \
+ S3C2410_UERSTAT_BREAK)
+
+#define S3C2410_UMSTAT_CTS (1<<0)
+#define S3C2410_UMSTAT_DeltaCTS (1<<2)
+
+#define S3C2443_DIVSLOT (0x2C)
+
+#ifndef __ASSEMBLY__
+
+/* struct s3c24xx_uart_clksrc
+ *
+ * this structure defines a named clock source that can be used for the
+ * uart, so that the best clock can be selected for the requested baud
+ * rate.
+ *
+ * min_baud and max_baud define the range of baud-rates this clock is
+ * acceptable for, if they are both zero, it is assumed any baud rate that
+ * can be generated from this clock will be used.
+ *
+ * divisor gives the divisor from the clock to the one seen by the uart
+*/
+
+struct s3c24xx_uart_clksrc {
+ const char *name;
+ unsigned int divisor;
+ unsigned int min_baud;
+ unsigned int max_baud;
+};
+
+/* configuration structure for per-machine configurations for the
+ * serial port
+ *
+ * the pointer is setup by the machine specific initialisation from the
+ * arch/arm/mach-s3c2410/ directory.
+*/
+
+struct s3c2410_uartcfg {
+ unsigned char hwport; /* hardware port number */
+ unsigned char unused;
+ unsigned short flags;
+ upf_t uart_flags; /* default uart flags */
+
+ unsigned long ucon; /* value of ucon for port */
+ unsigned long ulcon; /* value of ulcon for port */
+ unsigned long ufcon; /* value of ufcon for port */
+
+ struct s3c24xx_uart_clksrc *clocks;
+ unsigned int clocks_size;
+};
+
+/* s3c24xx_uart_devs
+ *
+ * this is exported from the core as we cannot use driver_register(),
+ * or platform_add_device() before the console_initcall()
+*/
+
+extern struct platform_device *s3c24xx_uart_devs[3];
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* __ASM_ARM_REGS_SERIAL_H */
+
diff --git a/include/asm-arm/plat-s3c/regs-timer.h b/include/asm-arm/plat-s3c/regs-timer.h
new file mode 100644
index 000000000000..8b0d594397b1
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-timer.h
@@ -0,0 +1,106 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-timer.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 Timer configuration
+*/
+
+
+#ifndef __ASM_ARCH_REGS_TIMER_H
+#define __ASM_ARCH_REGS_TIMER_H "$Id: timer.h,v 1.4 2003/05/06 19:30:50 ben Exp $"
+
+#define S3C_TIMERREG(x) (S3C_VA_TIMER + (x))
+#define S3C_TIMERREG2(tmr,reg) S3C_TIMERREG((reg)+0x0c+((tmr)*0x0c))
+
+#define S3C2410_TCFG0 S3C_TIMERREG(0x00)
+#define S3C2410_TCFG1 S3C_TIMERREG(0x04)
+#define S3C2410_TCON S3C_TIMERREG(0x08)
+
+#define S3C2410_TCFG_PRESCALER0_MASK (255<<0)
+#define S3C2410_TCFG_PRESCALER1_MASK (255<<8)
+#define S3C2410_TCFG_PRESCALER1_SHIFT (8)
+#define S3C2410_TCFG_DEADZONE_MASK (255<<16)
+#define S3C2410_TCFG_DEADZONE_SHIFT (16)
+
+#define S3C2410_TCFG1_MUX4_DIV2 (0<<16)
+#define S3C2410_TCFG1_MUX4_DIV4 (1<<16)
+#define S3C2410_TCFG1_MUX4_DIV8 (2<<16)
+#define S3C2410_TCFG1_MUX4_DIV16 (3<<16)
+#define S3C2410_TCFG1_MUX4_TCLK1 (4<<16)
+#define S3C2410_TCFG1_MUX4_MASK (15<<16)
+#define S3C2410_TCFG1_MUX4_SHIFT (16)
+
+#define S3C2410_TCFG1_MUX3_DIV2 (0<<12)
+#define S3C2410_TCFG1_MUX3_DIV4 (1<<12)
+#define S3C2410_TCFG1_MUX3_DIV8 (2<<12)
+#define S3C2410_TCFG1_MUX3_DIV16 (3<<12)
+#define S3C2410_TCFG1_MUX3_TCLK1 (4<<12)
+#define S3C2410_TCFG1_MUX3_MASK (15<<12)
+
+
+#define S3C2410_TCFG1_MUX2_DIV2 (0<<8)
+#define S3C2410_TCFG1_MUX2_DIV4 (1<<8)
+#define S3C2410_TCFG1_MUX2_DIV8 (2<<8)
+#define S3C2410_TCFG1_MUX2_DIV16 (3<<8)
+#define S3C2410_TCFG1_MUX2_TCLK1 (4<<8)
+#define S3C2410_TCFG1_MUX2_MASK (15<<8)
+
+
+#define S3C2410_TCFG1_MUX1_DIV2 (0<<4)
+#define S3C2410_TCFG1_MUX1_DIV4 (1<<4)
+#define S3C2410_TCFG1_MUX1_DIV8 (2<<4)
+#define S3C2410_TCFG1_MUX1_DIV16 (3<<4)
+#define S3C2410_TCFG1_MUX1_TCLK0 (4<<4)
+#define S3C2410_TCFG1_MUX1_MASK (15<<4)
+
+#define S3C2410_TCFG1_MUX0_DIV2 (0<<0)
+#define S3C2410_TCFG1_MUX0_DIV4 (1<<0)
+#define S3C2410_TCFG1_MUX0_DIV8 (2<<0)
+#define S3C2410_TCFG1_MUX0_DIV16 (3<<0)
+#define S3C2410_TCFG1_MUX0_TCLK0 (4<<0)
+#define S3C2410_TCFG1_MUX0_MASK (15<<0)
+
+/* for each timer, we have an count buffer, an compare buffer and
+ * an observation buffer
+*/
+
+/* WARNING - timer 4 has no buffer reg, and it's observation is at +4 */
+
+#define S3C2410_TCNTB(tmr) S3C_TIMERREG2(tmr, 0x00)
+#define S3C2410_TCMPB(tmr) S3C_TIMERREG2(tmr, 0x04)
+#define S3C2410_TCNTO(tmr) S3C_TIMERREG2(tmr, (((tmr) == 4) ? 0x04 : 0x08))
+
+#define S3C2410_TCON_T4RELOAD (1<<22)
+#define S3C2410_TCON_T4MANUALUPD (1<<21)
+#define S3C2410_TCON_T4START (1<<20)
+
+#define S3C2410_TCON_T3RELOAD (1<<19)
+#define S3C2410_TCON_T3INVERT (1<<18)
+#define S3C2410_TCON_T3MANUALUPD (1<<17)
+#define S3C2410_TCON_T3START (1<<16)
+
+#define S3C2410_TCON_T2RELOAD (1<<15)
+#define S3C2410_TCON_T2INVERT (1<<14)
+#define S3C2410_TCON_T2MANUALUPD (1<<13)
+#define S3C2410_TCON_T2START (1<<12)
+
+#define S3C2410_TCON_T1RELOAD (1<<11)
+#define S3C2410_TCON_T1INVERT (1<<10)
+#define S3C2410_TCON_T1MANUALUPD (1<<9)
+#define S3C2410_TCON_T1START (1<<8)
+
+#define S3C2410_TCON_T0DEADZONE (1<<4)
+#define S3C2410_TCON_T0RELOAD (1<<3)
+#define S3C2410_TCON_T0INVERT (1<<2)
+#define S3C2410_TCON_T0MANUALUPD (1<<1)
+#define S3C2410_TCON_T0START (1<<0)
+
+#endif /* __ASM_ARCH_REGS_TIMER_H */
+
+
+
diff --git a/include/asm-arm/plat-s3c/regs-watchdog.h b/include/asm-arm/plat-s3c/regs-watchdog.h
new file mode 100644
index 000000000000..56c4193b7a46
--- /dev/null
+++ b/include/asm-arm/plat-s3c/regs-watchdog.h
@@ -0,0 +1,41 @@
+/* linux/include/asm-arm/arch-s3c2410/regs-watchdog.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 Watchdog timer control
+*/
+
+
+#ifndef __ASM_ARCH_REGS_WATCHDOG_H
+#define __ASM_ARCH_REGS_WATCHDOG_H "$Id: watchdog.h,v 1.2 2003/04/29 13:31:09 ben Exp $"
+
+#define S3C_WDOGREG(x) ((x) + S3C_VA_WATCHDOG)
+
+#define S3C2410_WTCON S3C_WDOGREG(0x00)
+#define S3C2410_WTDAT S3C_WDOGREG(0x04)
+#define S3C2410_WTCNT S3C_WDOGREG(0x08)
+
+/* the watchdog can either generate a reset pulse, or an
+ * interrupt.
+ */
+
+#define S3C2410_WTCON_RSTEN (0x01)
+#define S3C2410_WTCON_INTEN (1<<2)
+#define S3C2410_WTCON_ENABLE (1<<5)
+
+#define S3C2410_WTCON_DIV16 (0<<3)
+#define S3C2410_WTCON_DIV32 (1<<3)
+#define S3C2410_WTCON_DIV64 (2<<3)
+#define S3C2410_WTCON_DIV128 (3<<3)
+
+#define S3C2410_WTCON_PRESCALE(x) ((x) << 8)
+#define S3C2410_WTCON_PRESCALE_MASK (0xff00)
+
+#endif /* __ASM_ARCH_REGS_WATCHDOG_H */
+
+
diff --git a/include/asm-arm/plat-s3c/uncompress.h b/include/asm-arm/plat-s3c/uncompress.h
new file mode 100644
index 000000000000..b5e6208175d1
--- /dev/null
+++ b/include/asm-arm/plat-s3c/uncompress.h
@@ -0,0 +1,155 @@
+/* linux/include/asm-arm/plat-s3c/uncompress.h
+ *
+ * Copyright 2003, 2007 Simtec Electronics
+ * http://armlinux.simtec.co.uk/
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - uncompress code
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_PLAT_UNCOMPRESS_H
+#define __ASM_PLAT_UNCOMPRESS_H
+
+typedef unsigned int upf_t; /* cannot include linux/serial_core.h */
+
+/* uart setup */
+
+static unsigned int fifo_mask;
+static unsigned int fifo_max;
+
+/* forward declerations */
+
+static void arch_detect_cpu(void);
+
+/* defines for UART registers */
+
+#include "asm/plat-s3c/regs-serial.h"
+#include "asm/plat-s3c/regs-watchdog.h"
+
+/* working in physical space... */
+#undef S3C2410_WDOGREG
+#define S3C2410_WDOGREG(x) ((S3C24XX_PA_WATCHDOG + (x)))
+
+/* how many bytes we allow into the FIFO at a time in FIFO mode */
+#define FIFO_MAX (14)
+
+#define uart_base S3C24XX_PA_UART + (0x4000*CONFIG_S3C_LOWLEVEL_UART_PORT)
+
+static __inline__ void
+uart_wr(unsigned int reg, unsigned int val)
+{
+ volatile unsigned int *ptr;
+
+ ptr = (volatile unsigned int *)(reg + uart_base);
+ *ptr = val;
+}
+
+static __inline__ unsigned int
+uart_rd(unsigned int reg)
+{
+ volatile unsigned int *ptr;
+
+ ptr = (volatile unsigned int *)(reg + uart_base);
+ return *ptr;
+}
+
+/* we can deal with the case the UARTs are being run
+ * in FIFO mode, so that we don't hold up our execution
+ * waiting for tx to happen...
+*/
+
+static void putc(int ch)
+{
+ if (uart_rd(S3C2410_UFCON) & S3C2410_UFCON_FIFOMODE) {
+ int level;
+
+ while (1) {
+ level = uart_rd(S3C2410_UFSTAT);
+ level &= fifo_mask;
+
+ if (level < fifo_max)
+ break;
+ }
+
+ } else {
+ /* not using fifos */
+
+ while ((uart_rd(S3C2410_UTRSTAT) & S3C2410_UTRSTAT_TXE) != S3C2410_UTRSTAT_TXE)
+ barrier();
+ }
+
+ /* write byte to transmission register */
+ uart_wr(S3C2410_UTXH, ch);
+}
+
+static inline void flush(void)
+{
+}
+
+#define __raw_writel(d,ad) do { *((volatile unsigned int *)(ad)) = (d); } while(0)
+
+/* CONFIG_S3C_BOOT_WATCHDOG
+ *
+ * Simple boot-time watchdog setup, to reboot the system if there is
+ * any problem with the boot process
+*/
+
+#ifdef CONFIG_S3C_BOOT_WATCHDOG
+
+#define WDOG_COUNT (0xff00)
+
+static inline void arch_decomp_wdog(void)
+{
+ __raw_writel(WDOG_COUNT, S3C2410_WTCNT);
+}
+
+static void arch_decomp_wdog_start(void)
+{
+ __raw_writel(WDOG_COUNT, S3C2410_WTDAT);
+ __raw_writel(WDOG_COUNT, S3C2410_WTCNT);
+ __raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x80), S3C2410_WTCON);
+}
+
+#else
+#define arch_decomp_wdog_start()
+#define arch_decomp_wdog()
+#endif
+
+#ifdef CONFIG_S3C_BOOT_ERROR_RESET
+
+static void arch_decomp_error(const char *x)
+{
+ putstr("\n\n");
+ putstr(x);
+ putstr("\n\n -- System resetting\n");
+
+ __raw_writel(0x4000, S3C2410_WTDAT);
+ __raw_writel(0x4000, S3C2410_WTCNT);
+ __raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x40), S3C2410_WTCON);
+
+ while(1);
+}
+
+#define arch_error arch_decomp_error
+#endif
+
+static void error(char *err);
+
+static void
+arch_decomp_setup(void)
+{
+ /* we may need to setup the uart(s) here if we are not running
+ * on an BAST... the BAST will have left the uarts configured
+ * after calling linux.
+ */
+
+ arch_detect_cpu();
+ arch_decomp_wdog_start();
+}
+
+
+#endif /* __ASM_PLAT_UNCOMPRESS_H */
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-28 09:07:15 +0000